[1] Nakazawa M, Kubota H, Suzuki K, et al. Recent progress in soliton transmission technology [J]. Chaos, 2000, 10(3): 486-514.
[2] Serkin V N, Hasegawa A. Exactly integrable nonlinear Schr dinger equation models with varying dispersion, nonlinearity and gain: Application for soliton dispersion managements [J]. IEEE Journal of Selected Topics in Quantum Electronics, 2002, 8(3): 418-431.
[3] Serkin V N, Belyaeva T L. High-energy optical Schr dinger solitons [J]. JETP Lett., 2001, 74(12): 573-577.
[4] Kruglov V I, Peacock A C, Harvey J D. Exact self-similar solutions of the generalized nonlinear Schr dinger equation with distributed coefficients [J]. Phys. Rev. Lett., 2003, 90(11): 113902(1-4).
[5] Hao Ruiyu, Li Lu, Li Zhonghao, et al. A new approach to exact soliton solutions and soliton interaction for the nonlinear Schr dinger equation with variable coefficients [J]. Opt. Commun., 2004, 23(1-3): 79-86.
[6] Hao Ruiyu, Li Lu, Yang Rongcao, et al. Exact chirped multi-soliton solutions of the nonlinear Schr dinger equation with varying coefficients [J]. Chinese Optics Letters, 2005, 3(3): 136-139.
[11] Mayteevarunyoo T, Malomed B A, Dong Guangjiong. Spontaneous symmetry breaking in a nonlinear double-well structure [J]. Phys. Rev. A, 2008, 78(5): 053601(1-12).
[12] Serkin V N, Chapela V M, Persino J, et al. Nonlinear tunneling of temporal and spatial optical solitons through organic thin films and polymeric waveguides [J]. Opt. Commun., 2001, 192(3-6): 237-244.